31. some more mistakes to consider

大概是讲有些词双宾语不能直接接宾语，要加入介词。

phrase to learn

by and by 不久以后

32. better short than long

写句子尽量避免obtrusively dignified style，尽量简洁不容易出错。

phrase to learn

obtrusively鲁莽地，莽撞地

dignified 严肃的 serious and somewhat formal

detection 发现the act or process of discovering, finding, or noticing something

33. something more important than enlarging one's vocabulary

比如扩展你的词汇量，更重要的是将你现有词汇量真正变成你自己的。

34.make the word your own

跟着上面，你以为你认识的词你真的认识吗？试试这几题...